<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
		  .box{
		    Width:400px;
		    Height:400px;
		    Background-color:pink;
		    text-align: center;
			margin: 0 auto;
		}
		p{
			line-height: 400px;
			
		}
		</style>
	</head>
	<body>
		<div class="box">
		   <p>文本</p>
		</div> 
	</body>
</html>
